package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo2 {
    public static void main(String[] args) {
        try {
            Class.forName("com.mysql.cj.jdbc.Driver") ;
            Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true","root","ROOT");
            System.out.println("连接数据库成功");
            Statement statement=connection.createStatement();
//            INSERT INTO user(username,password,nickname,age)
//            VALUES('张三','123456','阿三',22);
            String sql = " INSERT INTO user(username,password,nickname,age)\n" +
                    "      VALUES('张三','123456','阿三',22);";
            int num = statement.executeUpdate(sql);
            if(num>0){
                System.out.println("插入成功");
            }
        } catch (ClassNotFoundException e) {
            throw new RuntimeException(e);
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    }
}
